Skip to main content

Table 7 Test characteristics using receiver operating curves for each of the scales*

From: Validation of the UCLA Child Post traumatic stress disorder-reaction index in Zambia

  Area under the curve (se), [CI] Optimal cut-offs Correctly classified SENS SPEC
PTSD-RI symptom scale 0.74 (0.06), [0.62-0.86] 17 points 71.6% 66% 79%
Locally-specific symptom scale 0.70 (0.06)
[0.57-0.82]
10 points 68.7% 68% 69%
Total symptom scale 0.73 (0.06), [0.60-0.85] 31 points 70.2% 66% 76%
  1. * caseness was defined based on the number of cross-cultural criterion validity questions endorsed by the caregiver and child dyads. Endorsing 2 or 3 of the questions defined caseness; endorsing none of the questions defined non-caseness.